WLK-8A陰離子免維護抑制器應用于KOH梯度淋洗
2022-10-15 10:38:32
WLK-8A陰離子免維護抑制器是一款離子交換膜隔離密封抑制器，主要特點是低維護，長壽命，穩(wěn)定快，操心少，性能指標與國外產(chǎn)品相仿，是一款可完全替代進口產(chǎn)品的國產(chǎn)抑制器，本例應用于KOH梯度淋洗，可完全適應梯度淋洗要求，本例應用最高淋洗液濃度為40mM KOH.
色譜儀：RPIC-2017離子色譜儀
檢測器：動態(tài)量程電導檢測器
色譜柱：AS19 4×250mm
抑制器：WLK-8A陰離子免維護抑制器
抑制電流：100mA
流速：1.0mL/min
淋洗液：
| 時間 | 濃度 |
| 0-5min | 10mM |
| 5-18min | 10-30mM |
| 18-20min | 40mM |
| 20-25min | 40mM |
| 25.1min | 10mM |
| 25.1-30min | 10mM |
| STD1 | STD2 | STD3 | STD4 | STD5 | STD6 | STD7 | |
| F- | 0.042 | 0.05 | 0.1 | 0.2 | 0.5 | 1.0 | 5.0 |
| Acetate | 0.083 | 0.1 | 0.2 | 0.4 | 1.0 | 2.0 | 10.0 |
| Formate | 0.083 | 0.1 | 0.2 | 0.4 | 1.0 | 2.0 | 10.0 |
| BrO3- | 0.083 | 0.1 | 0.2 | 0.4 | 1.0 | 2.0 | 10.0 |
| Cl- | 0.083 | 0.1 | 0.2 | 0.4 | 1.0 | 2.0 | 10.0 |
| NO2- | 0.125 | 0.15 | 0.3 | 0.6 | 1.5 | 3.0 | 15.0 |
| ClO3- | 0.083 | 0.1 | 0.2 | 0.4 | 1.0 | 2.0 | 10.0 |
| Br- | 0.17 | 0.2 | 0.4 | 0.8 | 2.0 | 4.0 | 20.0 |
| NO3- | 0.17 | 0.2 | 0.4 | 0.8 | 2.0 | 4.0 | 20.0 |
| SO42- | 0.25 | 0.3 | 0.6 | 1.2 | 3.0 | 6.0 | 30.0 |
| Malate | 0.083 | 0.1 | 0.2 | 0.4 | 1.0 | 2.0 | 10.0 |
| Oxalate | 0.083 | 0.1 | 0.2 | 0.4 | 1.0 | 2.0 | 10.0 |
| PO43- | 0.25 | 0.3 | 0.6 | 1.2 | 3.0 | 6.0 | 30.0 |